Home / 5,447.10-8,149.05-4,724.70

Finding the Fourth Proportional to 5,447.10, 8,149.05 and 4,724.70

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Solution

The fourth proportional to 5,447.10, 8,149.05 and 4,724.70 is: 7,068.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.10 : 8,149.05 = 4,724.70 : x
  2. Step 2: Convert to fraction form
    5,447.10/8,149.05 = 4,724.70/x
  3. Step 3: Cross multiply
    5,447.10x = 8,149.05 × 4,724.70
  4. Step 4: Simplify right side
    5,447.10x = 38,501,816.54
  5. Step 5: Solve for x
    x = 38,501,816.54/5,447.10
  6. Step 6: Final answer
    x = 7,068.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.